When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Iasi Airport?

Prices for flights from Chicago O'Hare Intl Airport to Iasi Airport are updated daily.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Iasi Airport?

The number of operators available for flights from Chicago O'Hare Intl Airport to Iasi Airport is 1 as of December 2025.

How old do you have to be to fly from Chicago O'Hare Intl Airport to Iasi Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Iasi Airport.

What documentation or ID do you need to fly to Iasi Airport?

The travel and health documents you'll need for your trip to Iasi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Iasi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$276 Cheap Flights from Chicago O'Hare Intl Airport to Iaşi in 2025/26

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Find the cheapest flights from Chicago O'Hare Intl Airport to Iaşi

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:05 pm - 3:20 pm

ORD

IAS

34h 15m2 stops

4:05 pm - 1:10 pm

IAS

ORD

29h 05m2 stops

$586Multiple Airlines

Wed, Jan 21 - Wed, Feb 4

8:20 pm - 7:25 pm

ORD

IAS

39h 05m2 stops

9:25 am - 6:25 pm

IAS

ORD

41h 00m2 stops

$839Multiple Airlines

Thu, Jan 29 - Thu, Feb 5

9:00 pm - 11:20 am

ORD

IAS

30h 20m1 stop

9:45 pm - 5:20 pm

IAS

ORD

27h 35m2 stops

$894Multiple Airlines

Thu, Jan 29 - Thu, Feb 5

9:00 pm - 9:20 pm

ORD

IAS

16h 20m1 stop

12:20 pm - 2:55 pm

IAS

ORD

34h 35m2 stops

$907Multiple Airlines

Wed, Jan 21 - Wed, Feb 4

4:38 pm - 10:55 pm

ORD

IAS

22h 17m3 stops

9:45 pm - 3:25 pm

IAS

ORD

25h 40m2 stops

$909Multiple Airlines

Thu, Jan 29 - Thu, Feb 5

8:10 pm - 11:55 pm

ORD

IAS

19h 45m2 stops

5:25 am - 9:40 am

IAS

ORD

36h 15m2 stops

$929Multiple Airlines

Thu, Apr 2 - Tue, Jun 23

11:25 am - 1:25 pm

ORD

IAS

18h 00m2 stops

9:25 am - 9:40 am

IAS

ORD

32h 15m2 stops

$941Multiple Airlines

Sat, May 9 - Mon, May 18

4:20 pm - 1:20 am

ORD

IAS

25h 00m1 stop

4:00 pm - 1:20 pm

IAS

ORD

29h 20m1 stop

$944Austrian Airlines

Sat, May 9 - Mon, May 18

11:25 am - 1:25 pm

ORD

IAS

18h 00m2 stops

9:25 am - 9:40 am

IAS

ORD

32h 15m2 stops

$950Multiple Airlines

Sat, May 9 - Mon, May 18

4:20 pm - 3:20 pm

ORD

IAS

15h 00m1 stop

4:00 pm - 12:55 pm

IAS

ORD

28h 55m2 stops

$966Multiple Airlines

Sat, May 9 - Mon, May 18

Austrian Airlines flights from Chicago O'Hare Intl Airport to Iaşi

Our best Austrian Airlines deals on Chicago O'Hare Intl Airport to Iaşi flight tickets

Austrian Airlines

May 9

ORD4:20 pmChicago O'Hare Intl

25h 00m

1 stop

IAS1:20 amIasi

May 18

IAS4:00 pmIasi

29h 20m

1 stop

ORD1:20 pmChicago O'Hare Intl

$944

Find similar

Austrian Airlines

May 9

ORD4:20 pmChicago O'Hare Intl

25h 00m

1 stop

IAS1:20 amIasi

May 18

IAS4:00 pmIasi

34h 38m

2 stops

ORD6:38 pmChicago O'Hare Intl

$978

Find similar

Austrian Airlines

Apr 2

ORD4:20 pmChicago O'Hare Intl

15h 00m

1 stop

IAS3:20 pmIasi

Jun 23

IAS4:00 pmIasi

28h 55m

2 stops

ORD12:55 pmChicago O'Hare Intl

$1,113

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Iaşi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 1/21

9:05 pm-3:20 pm

2 stops34h 15m

Iasi

Wed 2/4

4:05 pm-1:10 pm

2 stops29h 05m

$586

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 1/29

8:20 pm-7:25 pm

2 stops39h 05m

Iasi

Thu 2/5

9:25 am-6:25 pm

2 stops41h 00m

$839

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 1/29

9:00 pm-11:20 am

1 stop30h 20m

Iasi

Thu 2/5

9:45 pm-5:20 pm

2 stops27h 35m

$894

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Wed 1/21

9:00 pm-9:20 pm

1 stop16h 20m

Iasi

Wed 2/4

12:20 pm-2:55 pm

2 stops34h 35m

$907

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 1/29

4:38 pm-10:55 pm

3 stops22h 17m

Iasi

Thu 2/5

9:45 pm-3:25 pm

2 stops25h 40m

$909

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Thu 4/2

8:10 pm-11:55 pm

2 stops19h 45m

Iasi

Tue 6/23

5:25 am-9:40 am

2 stops36h 15m

$929

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 5/9

11:25 am-1:25 pm

2 stops18h 00m

Iasi

Mon 5/18

9:25 am-9:40 am

2 stops32h 15m

$941

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 5/9

4:20 pm-1:20 am

1 stop25h 00m

Iasi

Mon 5/18

4:00 pm-1:20 pm

1 stop29h 20m

$944

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 5/9

11:25 am-1:25 pm

2 stops18h 00m

Iasi

Mon 5/18

9:25 am-9:40 am

2 stops32h 15m

$950

ChicagoIaşi

ORD - IAS

ORDIAS

Chicago O'Hare Intl

Sat 5/9

4:20 pm-3:20 pm

1 stop15h 00m

Iasi

Mon 5/18

4:00 pm-12:55 pm

2 stops28h 55m

$966

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Iaşi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Iaşi?

The cheapest day to depart on your flight to Iaşi is on a Monday when prices can be found for as low as $646. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Iaşi is Sunday, with ticket prices averaging around $1,038.

When to book flights from Chicago O'Hare Intl Airport to Iaşi

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Iaşi according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Iaşi (ORD to IAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Iaşi

Fastest flight time	19h 45m
Direct flights	None

The fastest flight from Chicago O'Hare Intl Airport to Iaşi takes 19h 45m

There are no direct flights from Chicago O'Hare Intl Airport to Iaşi. There are no popular flight routes from Chicago O'Hare Intl Airport to Iaşi.

Search flight deals

How far is Chicago O'Hare Intl to Iasi by plane?
The distance between Chicago O'Hare Intl and Iasi is about 5120.7 mi. Flights usually cover this in 19h 45m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Iasi Airport?
Prices for flights from Chicago O'Hare Intl Airport to Iasi Airport are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Iasi Airport?
The number of operators available for flights from Chicago O'Hare Intl Airport to Iasi Airport is 1 as of December 2025.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Iasi Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Iasi Airport.
What documentation or ID do you need to fly to Iasi Airport?
The travel and health documents you'll need for your trip to Iasi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Iasi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Chicago O'Hare Intl Airport to Iaşi?
momondo data reveals that the most frequently booked airline on the route from Chicago O'Hare Intl Airport to Iaşi is Austrian Airlines, representing 100% of all bookings.

Best airlines flying from Chicago O'Hare Intl Airport to Iaşi

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Iaşi with momondo

Airline	Rating	Free Cancellation	Price
Austrian Airlines	PriceFrom $613	Free Cancellation	Rating 7.6 879 reviews		Search Austrian Airlines flights

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Why should I use momondo to find a flight deal from Chicago to Iaşi?

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Can I find flights from Chicago to Iaşi with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Iaşi flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Iaşi?

momondo provides multiple filters to help you find the best flight to Iaşi from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Iaşi right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Iaşi from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.